Add the NSH df command
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5007 42af7a65-404d-4744-a932-0658087f49c3
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@ -119,193 +119,199 @@
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdecho">2.7 Echo Strings and Variables (echo)</a>
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<a href="#cmddf">2.7 Show volume status (df)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdexec">2.8 Execute User Code (exec)</a>
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<a href="#cmdecho">2.8 Echo Strings and Variables (echo)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdexit">2.9 Exit NSH (exit)</a>
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<a href="#cmdexec">2.9 Execute User Code (exec)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdfree">2.10 Show Memory Manager Status (free)</a>
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<a href="#cmdexit">2.10 Exit NSH (exit)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdget">2.11 Get File Via TFTP (get)</a>
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<a href="#cmdfree">2.11 Show Memory Manager Status (free)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdhelp">2.12 Show Usage Command Usage (help)</a>
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<a href="#cmdget">2.12 Get File Via TFTP (get)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdifconfig">2.13 Show Network Configuration (ifconfig)</a>
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<a href="#cmdhelp">2.13 Show Usage Command Usage (help)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdkill">2.14 Send a signal to a task (kill)</a>
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<a href="#cmdifconfig">2.14 Show Network Configuration (ifconfig)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdlosetup">2.15 Setup/teardown the Loop Device (losetup)</a>
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<a href="#cmdkill">2.15 Send a signal to a task (kill)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdls">2.16 List Directory Contents (ls)</a>
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<a href="#cmdlosetup">2.16 Setup/teardown the Loop Device (losetup)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdmbhw">2.17 Access Memory (mb, mh, and mw)</a>
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<a href="#cmdls">2.17 List Directory Contents (ls)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdps">2.18 Show Current Tasks and Threads (ps)</a>
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<a href="#cmdmbhw">2.18 Access Memory (mb, mh, and mw)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdmkdir">2.19 Create a Directory (mkdir)</a>
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<a href="#cmdps">2.19 Show Current Tasks and Threads (ps)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdmkfatfs">2.20 Create a FAT Filesystem (mkfatfs)</a>
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<a href="#cmdmkdir">2.20 Create a Directory (mkdir)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdmkfifo">2.21 Create a FIFO (mkfifo)</a>
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<a href="#cmdmkfatfs">2.21 Create a FAT Filesystem (mkfatfs)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdmkrd">2.22 Create a RAMDISK (mkrd)</a>
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<a href="#cmdmkfifo">2.22 Create a FIFO (mkfifo)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdmount">2.23 Mount a File System (mount)</a>
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<a href="#cmdmkrd">2.23 Create a RAMDISK (mkrd)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdmv">2.24 Rename a File (mv)</a>
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<a href="#cmdmount">2.24 Mount a File System (mount)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdnfsmount">2.25 Mount an NFS file system (nfsmount)</a>
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<a href="#cmdmv">2.25 Rename a File (mv)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdping">2.26 Check Network Peer (ping)</a>
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<a href="#cmdnfsmount">2.26 Mount an NFS file system (nfsmount)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdput">2.27 Send File Via TFTP (put)</a>
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<a href="#cmdping">2.27 Check Network Peer (ping)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdpwd">2.28 Show Current Working Directory (pwd)</a>
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<a href="#cmdput">2.28 Send File Via TFTP (put)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdrm">2.29 Remove a File (rm)</a>
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<a href="#cmdpwd">2.29 Show Current Working Directory (pwd)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdrmdir">2.30 Remove a Directory (rmdir)</a>
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<a href="#cmdrm">2.30 Remove a File (rm)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdset">2.31 Set an Environment Variable (set)</a>
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<a href="#cmdrmdir">2.31 Remove a Directory (rmdir)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdsh">2.32 Execute an NSH Script (sh)</a>
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<a href="#cmdset">2.32 Set an Environment Variable (set)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdsleep">2.33 Wait for Seconds (sleep)</a>
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<a href="#cmdsh">2.33 Execute an NSH Script (sh)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdunmount">2.34 Unmount a File System (umount)</a>
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<a href="#cmdsleep">2.34 Wait for Seconds (sleep)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdunset">2.35 Unset an Environment Variable (unset)</a>
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<a href="#cmdunmount">2.35 Unmount a File System (umount)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdusleep">2.36 Wait for Microseconds (usleep)</a>
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<a href="#cmdunset">2.36 Unset an Environment Variable (unset)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdwget">2.37 Get File Via HTTP (wget)</a>
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<a href="#cmdusleep">2.37 Wait for Microseconds (usleep)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdxd">2.38 Hexadecimal Dump (xd)</a>
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<a href="#cmdwget">2.38 Get File Via HTTP (wget)</a>
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</td>
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</tr>
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<tr>
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<td><br></td>
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<td>
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<a href="#cmdxd">2.39 Hexadecimal Dump (xd)</a>
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</td>
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</tr>
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<tr>
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@ -872,7 +878,35 @@ nsh> dd if=/dev/ram0 of=/dev/null
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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<td>
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<a name="cmdecho"><h2>2.7 Echo Strings and Variables (echo)</h2></a>
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<a name="cmddf"><h2>2.7 Show Volument Status (df)</h2></a>
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</td>
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</tr>
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</table>
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<p><b>Command Syntax:</b></p>
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<ul><pre>
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df
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</pre></ul>
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<p>
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<b>Synopsis</b>.
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Show the state of each mounted volume.
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As an example:
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</p>
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<ul><pre>
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nsh> mount
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/etc type romfs
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/tmp type vfat
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nsh> df
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Block Number
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Size Blocks Used Available Mounted on
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64 6 6 0 /etc
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512 985 2 983 /tmp
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nsh>
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</pre></ul>
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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<td>
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<a name="cmdecho"><h2>2.8 Echo Strings and Variables (echo)</h2></a>
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</td>
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</tr>
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</table>
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@ -890,7 +924,7 @@ echo [<string|$name> [<string|$name>...]]
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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<td>
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<a name="cmdexec"><h2>2.8 Execute User Code (exec)</h2></a>
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<a name="cmdexec"><h2>2.9 Execute User Code (exec)</h2></a>
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</td>
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</tr>
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</table>
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@ -909,7 +943,7 @@ exec <hex-address>
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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<td>
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<a name="cmdexit"><h2>2.9 Exit NSH (exit)</h2></a>
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<a name="cmdexit"><h2>2.10 Exit NSH (exit)</h2></a>
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</td>
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</tr>
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</table>
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@ -928,7 +962,7 @@ exit
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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<td>
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<a name="cmdfree"><h2>2.10 Show Memory Manager Status (free)</h2></a>
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<a name="cmdfree"><h2>2.11 Show Memory Manager Status (free)</h2></a>
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</td>
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</tr>
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</table>
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@ -970,7 +1004,7 @@ nsh>
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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<td>
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<a name="cmdget"><h2>2.11 Get File Via TFTP (get)</h2></a>
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<a name="cmdget"><h2>2.12 Get File Via TFTP (get)</h2></a>
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</td>
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</tr>
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</table>
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@ -1005,7 +1039,7 @@ get [-b|-n] [-f <local-path>] -h <ip-address> <remote-path>
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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<td>
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<a name="cmdhelp"><h2>2.12 Show Usage Command Usage (help)</h2></a>
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<a name="cmdhelp"><h2>2.13 Show Usage Command Usage (help)</h2></a>
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</td>
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</tr>
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</table>
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@ -1022,7 +1056,7 @@ help
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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<td>
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<a name="cmdifconfig"><h2>2.13 Show Network Configuration (ifconfig)</h2></a>
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<a name="cmdifconfig"><h2>2.14 Show Network Configuration (ifconfig)</h2></a>
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</td>
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</tr>
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</table>
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@ -1073,7 +1107,7 @@ ifconfig nic_name ip_address
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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<td>
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<a name="cmdkill"><h2>2.14 Send a signal to a task (kill)</h2></a>
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<a name="cmdkill"><h2>2.15 Send a signal to a task (kill)</h2></a>
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</td>
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</tr>
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</table>
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@ -1114,7 +1148,7 @@ nsh>
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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<td>
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<a name="cmdlosetup"><h2>2.15 Setup/teardown the Loop Device (losetup)</h2></a>
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<a name="cmdlosetup"><h2>2.16 Setup/teardown the Loop Device (losetup)</h2></a>
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</td>
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</tr>
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</table>
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@ -1167,7 +1201,7 @@ losetup d <dev-path>
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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<td>
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<a name="cmdls"><h2>2.16 List Directory Contents (ls)</h2></a>
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<a name="cmdls"><h2>2.17 List Directory Contents (ls)</h2></a>
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</td>
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</tr>
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</table>
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@ -1204,7 +1238,7 @@ ls [-lRs] <dir-path>
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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<td>
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<a name="cmdmbhw"><h2>2.17 Access Memory (mb, mh, and mw)</h2></a>
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<a name="cmdmbhw"><h2>2.18 Access Memory (mb, mh, and mw)</h2></a>
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</td>
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</tr>
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</table>
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@ -1258,7 +1292,7 @@ nsh>
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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<td>
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<a name="cmdps"><h2>2.18 Show Current Tasks and Threads (ps)</h2></a>
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<a name="cmdps"><h2>2.19 Show Current Tasks and Threads (ps)</h2></a>
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</td>
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</tr>
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</table>
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@ -1284,7 +1318,7 @@ nsh>
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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<td>
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<a name="cmdmkdir"><h2>2.19 Create a Directory (mkdir)</h2></a>
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<a name="cmdmkdir"><h2>2.20 Create a Directory (mkdir)</h2></a>
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</td>
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</tr>
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</table>
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@ -1319,7 +1353,7 @@ nsh>
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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<td>
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<a name="cmdmkfatfs"><h2>2.20 Create a FAT Filesystem (mkfatfs)</h2></a>
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<a name="cmdmkfatfs"><h2>2.21 Create a FAT Filesystem (mkfatfs)</h2></a>
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</td>
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</tr>
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</table>
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@ -1339,7 +1373,7 @@ mkfatfs <path>
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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<td>
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<a name="cmdmkfifo"><h2>2.21 Create a FIFO (mkfifo)</h2></a>
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<a name="cmdmkfifo"><h2>2.22 Create a FIFO (mkfifo)</h2></a>
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</td>
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</tr>
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</table>
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@ -1377,7 +1411,7 @@ nsh>
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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<td>
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<a name="cmdmkrd"><h2>2.22 Create a RAMDISK (mkrd)</h2></a>
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<a name="cmdmkrd"><h2>2.23 Create a RAMDISK (mkrd)</h2></a>
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</td>
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</tr>
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</table>
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@ -1428,7 +1462,7 @@ nsh>
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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<td>
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<a name="cmdmount"><h2>2.23 Mount a File System (mount)</h2></a>
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<a name="cmdmount"><h2>2.24 Mount a File System (mount)</h2></a>
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</td>
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</tr>
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</table>
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@ -1507,7 +1541,7 @@ nsh> mount
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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<td>
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<a name="cmdmv"><h2>2.24 Rename a File (mv)</h2></a>
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<a name="cmdmv"><h2>2.25 Rename a File (mv)</h2></a>
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</td>
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</tr>
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</table>
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@ -1525,7 +1559,7 @@ mv <old-path> <new-path>
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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<td>
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<a name="cmdnfsmount"><h2>2.25 Mount an NFS file system (nfsmount)</h2></a>
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<a name="cmdnfsmount"><h2>2.26 Mount an NFS file system (nfsmount)</h2></a>
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</td>
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</tr>
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</table>
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@ -1544,7 +1578,7 @@ nfsmount <server-address> <mount-point> <remote-path>
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<table width ="100%">
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<tr bgcolor="#e4e4e4">
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||||
<td>
|
||||
<a name="cmdping"><h2>2.26 Check Network Peer (ping)</h2></a>
|
||||
<a name="cmdping"><h2>2.27 Check Network Peer (ping)</h2></a>
|
||||
</td>
|
||||
</tr>
|
||||
</table>
|
||||
@ -1577,7 +1611,7 @@ nsh>
|
||||
<table width ="100%">
|
||||
<tr bgcolor="#e4e4e4">
|
||||
<td>
|
||||
<a name="cmdput"><h2>2.27 Send File Via TFTP (put)</h2></a>
|
||||
<a name="cmdput"><h2>2.28 Send File Via TFTP (put)</h2></a>
|
||||
</td>
|
||||
</tr>
|
||||
</table>
|
||||
@ -1612,7 +1646,7 @@ put [-b|-n] [-f <remote-path>] -h <ip-address> <local-path>
|
||||
<table width ="100%">
|
||||
<tr bgcolor="#e4e4e4">
|
||||
<td>
|
||||
<a name="cmdpwd"><h2>2.28 Show Current Working Directory (pwd)</h2></a>
|
||||
<a name="cmdpwd"><h2>2.29 Show Current Working Directory (pwd)</h2></a>
|
||||
</td>
|
||||
</tr>
|
||||
</table>
|
||||
@ -1642,7 +1676,7 @@ nsh>
|
||||
<table width ="100%">
|
||||
<tr bgcolor="#e4e4e4">
|
||||
<td>
|
||||
<a name="cmdrm"><h2>2.29 Remove a File (rm)</h2></a>
|
||||
<a name="cmdrm"><h2>2.30 Remove a File (rm)</h2></a>
|
||||
</td>
|
||||
</tr>
|
||||
</table>
|
||||
@ -1676,7 +1710,7 @@ nsh>
|
||||
<table width ="100%">
|
||||
<tr bgcolor="#e4e4e4">
|
||||
<td>
|
||||
<a name="cmdrmdir"><h2>2.30 Remove a Directory (rmdir)</h2></a>
|
||||
<a name="cmdrmdir"><h2>2.31 Remove a Directory (rmdir)</h2></a>
|
||||
</td>
|
||||
</tr>
|
||||
</table>
|
||||
@ -1711,7 +1745,7 @@ nsh>
|
||||
<table width ="100%">
|
||||
<tr bgcolor="#e4e4e4">
|
||||
<td>
|
||||
<a name="cmdset"><h2>2.31 Set an Environment Variable (set)</h2></a>
|
||||
<a name="cmdset"><h2>2.32 Set an Environment Variable (set)</h2></a>
|
||||
</td>
|
||||
</tr>
|
||||
</table>
|
||||
@ -1737,7 +1771,7 @@ nsh>
|
||||
<table width ="100%">
|
||||
<tr bgcolor="#e4e4e4">
|
||||
<td>
|
||||
<a name="cmdsh"><h2>2.32 Execute an NSH Script (sh)</h2></a>
|
||||
<a name="cmdsh"><h2>2.33 Execute an NSH Script (sh)</h2></a>
|
||||
</td>
|
||||
</tr>
|
||||
</table>
|
||||
@ -1755,7 +1789,7 @@ sh <script-path>
|
||||
<table width ="100%">
|
||||
<tr bgcolor="#e4e4e4">
|
||||
<td>
|
||||
<a name="cmdsleep"><h2>2.33 Wait for Seconds (sleep)</h2></a>
|
||||
<a name="cmdsleep"><h2>2.34 Wait for Seconds (sleep)</h2></a>
|
||||
</td>
|
||||
</tr>
|
||||
</table>
|
||||
@ -1772,7 +1806,7 @@ sleep <sec>
|
||||
<table width ="100%">
|
||||
<tr bgcolor="#e4e4e4">
|
||||
<td>
|
||||
<a name="cmdunmount"><h2>2.34 Unmount a File System (umount)</h2></a>
|
||||
<a name="cmdunmount"><h2>2.35 Unmount a File System (umount)</h2></a>
|
||||
</td>
|
||||
</tr>
|
||||
</table>
|
||||
@ -1802,7 +1836,7 @@ nsh>
|
||||
<table width ="100%">
|
||||
<tr bgcolor="#e4e4e4">
|
||||
<td>
|
||||
<a name="cmdunset"><h2>2.35 Unset an Environment Variable (unset)</h2></a>
|
||||
<a name="cmdunset"><h2>2.36 Unset an Environment Variable (unset)</h2></a>
|
||||
</td>
|
||||
</tr>
|
||||
</table>
|
||||
@ -1828,7 +1862,7 @@ nsh>
|
||||
<table width ="100%">
|
||||
<tr bgcolor="#e4e4e4">
|
||||
<td>
|
||||
<a name="cmdusleep"><h2>2.36 Wait for Microseconds (usleep)</h2></a>
|
||||
<a name="cmdusleep"><h2>2.37 Wait for Microseconds (usleep)</h2></a>
|
||||
</td>
|
||||
</tr>
|
||||
</table>
|
||||
@ -1872,7 +1906,7 @@ wget [-o <local-path>] <url>
|
||||
<table width ="100%">
|
||||
<tr bgcolor="#e4e4e4">
|
||||
<td>
|
||||
<a name="cmdxd"><h2>2.37 Hexadecimal dump (xd)</h2></a>
|
||||
<a name="cmdxd"><h2>2.38 Hexadecimal dump (xd)</h2></a>
|
||||
</td>
|
||||
</tr>
|
||||
</table>
|
||||
@ -1965,6 +1999,11 @@ nsh>
|
||||
<td><code>CONFIG_NFILE_DESCRIPTORS</code> > 0</td>
|
||||
<td><code>CONFIG_NSH_DISABLE_DD</code></td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><b><code>df</code></b></td>
|
||||
<td>!<code>CONFIG_DISABLE_MOUNTPOINT</code> && <code>CONFIG_NFILE_DESCRIPTORS</code> > 0 && <code>CONFIG_FS_READABLE</code><sup>3</sup></td>
|
||||
<td><code>CONFIG_NSH_DISABLE_DF</code></td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><b><code>echo</code></b></td>
|
||||
<td><br></td>
|
||||
@ -2647,9 +2686,10 @@ nsh>
|
||||
<li><a href="#currentwd">Current working directory</a></li>
|
||||
<li><a href="#cmddate"><code>date</code></a></li>
|
||||
<li><a href="#cmddd"><code>dd</code></a></li>
|
||||
<li><a href="#cmdecho"><code>echo</code></a></li>
|
||||
<li><a href="#cmddf"><code>df</code></a></li>
|
||||
</ul></td>
|
||||
<td></ul>
|
||||
<li><a href="#cmdecho"><code>echo</code></a></li>
|
||||
<li><a href="#environvars">Environment Variables</a></li>
|
||||
<li><a href="#startupscript"><code>/etc/init.d/rcS</code></a>
|
||||
<li><a href="#cmdexec"><code>exec</code></a></li>
|
||||
|
||||
Loading…
Reference in New Issue
Block a user